From: "Stephen C. Tweedie" <sct@redhat.com>
To: Rik van Riel <riel@conectiva.com.br>
Cc: "Stephen C. Tweedie" <sct@redhat.com>, linux-mm@kvack.org
Subject: Re: Another wish item for your TODO list...
Date: Mon, 23 Oct 2000 20:38:53 +0100 [thread overview]
Message-ID: <20001023203853.A3295@redhat.com> (raw)
In-Reply-To: <Pine.LNX.4.21.0010231559230.13115-100000@duckman.distro.conectiva>; from riel@conectiva.com.br on Mon, Oct 23, 2000 at 04:07:02PM -0200
Hi,
On Mon, Oct 23, 2000 at 04:07:02PM -0200, Rik van Riel wrote:
> > It's an optimisation in CPU time as much as for anything else:
> > there's just no point in doing expensive memory balancing/aging
> > for pages which we know are next to useless.
>
> The problem here is that we shouldn't remove the pages which are
> in the current readahead window, as those /will/ most likely be
> used in the near future.
It probably only makes real sense to do this for inodes which are not
in use, anyway, which avoids that problem completely.
Cheers,
Stephen
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next prev parent reply other threads:[~2000-10-23 19:38 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2000-10-23 16:54 Another wish item for your TODO list Stephen C. Tweedie
2000-10-23 17:02 ` Rik van Riel
2000-10-23 17:36 ` Stephen C. Tweedie
2000-10-23 18:07 ` Rik van Riel
2000-10-23 19:38 ` Stephen C. Tweedie [this message]
2000-10-23 20:13 ` Rik van Riel
2000-10-23 20:44 ` Stephen C. Tweedie
2000-10-23 22:28 ` Ingo Oeser
2000-10-23 22:32 ` Stephen C. Tweedie
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